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   1 /**
   2  * Copyright (c) 2010-2024 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.io.homekit.internal.accessories;
  14
  15 import static org.openhab.io.homekit.internal.HomekitCharacteristicType.LIGHT_LEVEL;
  16
  17 import java.math.BigDecimal;
  18 import java.util.List;
  19 import java.util.concurrent.CompletableFuture;
  20
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.core.library.types.DecimalType;
  23 import org.openhab.io.homekit.internal.HomekitAccessoryUpdater;
  24 import org.openhab.io.homekit.internal.HomekitCharacteristicType;
  25 import org.openhab.io.homekit.internal.HomekitException;
  26 import org.openhab.io.homekit.internal.HomekitSettings;
  27 import org.openhab.io.homekit.internal.HomekitTaggedItem;
  28
  29 import io.github.hapjava.accessories.LightSensorAccessory;
  30 import io.github.hapjava.characteristics.Characteristic;
  31 import io.github.hapjava.characteristics.HomekitCharacteristicChangeCallback;
  32 import io.github.hapjava.characteristics.impl.lightsensor.CurrentAmbientLightLevelCharacteristic;
  33 import io.github.hapjava.services.impl.LightSensorService;
  34
  35 /**
  36  * HomeKit light sensor implementation.
  37  *
  38  * @author Eugen Freiter - Initial contribution
  39  */
  40 public class HomekitLightSensorImpl extends AbstractHomekitAccessoryImpl implements LightSensorAccessory {
  41
  42     public HomekitLightSensorImpl(HomekitTaggedItem taggedItem, List<HomekitTaggedItem> mandatoryCharacteristics,
  43             List<Characteristic> mandatoryRawCharacteristics, HomekitAccessoryUpdater updater,
  44             HomekitSettings settings) {
  45         super(taggedItem, mandatoryCharacteristics, mandatoryRawCharacteristics, updater, settings);
  46     }
  47
  48     @Override
  49     public void init() throws HomekitException {
  50         super.init();
  51         addService(new LightSensorService(this));
  52     }
  53
  54     @Override
  55     public CompletableFuture<Double> getCurrentAmbientLightLevel() {
  56         final @Nullable DecimalType state = getStateAs(LIGHT_LEVEL, DecimalType.class);
  57         return CompletableFuture
  58                 .completedFuture(state != null ? state.doubleValue() : getMinCurrentAmbientLightLevel());
  59     }
  60
  61     @Override
  62     public double getMinCurrentAmbientLightLevel() {
  63         return getAccessoryConfiguration(HomekitCharacteristicType.LIGHT_LEVEL, HomekitTaggedItem.MIN_VALUE,
  64                 BigDecimal.valueOf(CurrentAmbientLightLevelCharacteristic.DEFAULT_MIN_VALUE)).doubleValue();
  65     }
  66
  67     @Override
  68     public double getMaxCurrentAmbientLightLevel() {
  69         return getAccessoryConfiguration(HomekitCharacteristicType.LIGHT_LEVEL, HomekitTaggedItem.MAX_VALUE,
  70                 BigDecimal.valueOf(CurrentAmbientLightLevelCharacteristic.DEFAULT_MAX_VALUE)).doubleValue();
  71     }
  72
  73     @Override
  74     public void subscribeCurrentAmbientLightLevel(HomekitCharacteristicChangeCallback callback) {
  75         subscribe(LIGHT_LEVEL, callback);
  76     }
  77
  78     @Override
  79     public void unsubscribeCurrentAmbientLightLevel() {
  80         unsubscribe(LIGHT_LEVEL);
  81     }
  82 }